package com.fanbuchi.app.ins.ui;

import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.annotation.TargetApi;
import android.app.LoaderManager.LoaderCallbacks;
import android.content.ContentResolver;
import android.content.CursorLoader;
import android.content.Intent;
import android.content.Loader;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Build.VERSION;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.support.annotation.NonNull;
import android.support.design.widget.Snackbar;
import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.inputmethod.EditorInfo;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

import com.fanbuchi.app.ins.R;
import com.fanbuchi.app.ins.net.WebSocketWrapper;
import com.fanbuchi.app.ins.service.AuthService;
import com.fanbuchi.app.ins.service.ConfigService;
import com.fanbuchi.app.ins.utils.Md5Utils;
import com.fanbuchi.app.ins.vo.auth.Auth;
import com.fanbuchi.app.ins.vo.etcd.BaseConfig;
import com.fanbuchi.app.ins.utils.SimpleSubscriber;
import com.fanbuchi.app.ins.vo.auth.Introspect;
import com.fanbuchi.app.live.PLVideoViewActivity;
import com.fanbuchi.app.live.VideoViewActivity;
import com.squareup.timessquare.CalendarPickerView;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import okio.Buffer;
import rx.Observable;

import static android.Manifest.permission.READ_CONTACTS;

/**
 * A login screen that offers login via email/password.
 */
public class LoginActivity extends BaseActivity implements LoaderCallbacks<Cursor> {

    /**
     * Id to identity READ_CONTACTS permission request.
     */
    private static final int REQUEST_READ_CONTACTS = 0;

    /**
     * A dummy authentication store containing known user names and passwords.
     * TODO: remove after connecting to a real authentication system.
     */
    private static final String[] DUMMY_CREDENTIALS = new String[]{
            "foo@example.com:hello", "bar@example.com:world"
    };
    /**
     * Keep track of the login task to ensure we can cancel it if requested.
     */


    // UI references.
    private AutoCompleteTextView mUserNameView;
    private EditText mPasswordView;
    private View mProgressView;
    private View mLoginFormView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);
        // Set up the login form.
        mUserNameView = (AutoCompleteTextView) findViewById(R.id.userName);
        populateAutoComplete();

        //WebSocketWrapper.newWebSocket();

        mPasswordView = (EditText) findViewById(R.id.password);
        mUserNameView.setText("admin@qq.com");
        mPasswordView.setText("qw123");
        mPasswordView.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView textView, int id, KeyEvent keyEvent) {
                if (id == R.id.login || id == EditorInfo.IME_NULL) {
                    attemptLogin();
                    return true;
                }
                return false;
            }
        });

        Button mEmailSignInButton = (Button) findViewById(R.id.email_sign_in_button);
        mEmailSignInButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View view) {
                attemptLogin();
            }
        });

        mLoginFormView = findViewById(R.id.login_form);
        mProgressView = findViewById(R.id.login_progress);
    }

    private void populateAutoComplete() {
        if (!mayRequestContacts()) {
            return;
        }

        if (VERSION.SDK_INT >= 14) {
            // Use ContactsContract.Profile (API 14+)
            getLoaderManager().initLoader(0, null, this);
        } else if (VERSION.SDK_INT >= 8) {
            // Use AccountManager (API 8+)
            new SetupEmailAutoCompleteTask().execute(null, null);
        }
    }

    private boolean mayRequestContacts() {
        if (VERSION.SDK_INT < Build.VERSION_CODES.M) {
            return true;
        }
        if (checkSelfPermission(READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
            return true;
        }
        if (shouldShowRequestPermissionRationale(READ_CONTACTS)) {
            Snackbar.make(mUserNameView, R.string.permission_rationale, Snackbar.LENGTH_INDEFINITE)
                    .setAction(android.R.string.ok, new OnClickListener() {
                        @Override
                        @TargetApi(Build.VERSION_CODES.M)
                        public void onClick(View v) {
                            requestPermissions(new String[]{READ_CONTACTS}, REQUEST_READ_CONTACTS);
                        }
                    });
        } else {
            requestPermissions(new String[]{READ_CONTACTS}, REQUEST_READ_CONTACTS);
        }
        return false;
    }

    /**
     * Callback received when a permissions request has been completed.
     */
    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,
                                           @NonNull int[] grantResults) {
        if (requestCode == REQUEST_READ_CONTACTS) {
            if (grantResults.length == 1 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                populateAutoComplete();
            }
        }
    }


    /**
     * Attempts to sign in or register the account specified by the login form.
     * If there are form errors (invalid email, missing fields, etc.), the
     * errors are presented and no actual login attempt is made.
     */
    private void attemptLogin() {
        /*if (mAuthTask != null) {
            return;
        }*/

        // Reset errors.
        mUserNameView.setError(null);
        mPasswordView.setError(null);

        // Store values at the time of the login attempt.
        String email = mUserNameView.getText().toString();
        String password = mPasswordView.getText().toString();

        boolean cancel = false;
        View focusView = null;

        // Check for a valid password, if the user entered one.
        if (!TextUtils.isEmpty(password) && !isPasswordValid(password)) {
            mPasswordView.setError(getString(R.string.error_invalid_password));
            focusView = mPasswordView;
            cancel = true;
        }

        // Check for a valid email address.
        if (TextUtils.isEmpty(email)) {
            mUserNameView.setError(getString(R.string.error_field_required));
            focusView = mUserNameView;
            cancel = true;
        } else if (!isEmailValid(email)) {
            mUserNameView.setError(getString(R.string.error_invalid_email));
            focusView = mUserNameView;
            cancel = true;
        }
        //login();
        //getDataBaseConfig();
        //live
        //startLive();
        websocket();
        //calendar();
    }


    private void calendar(){
       // CalendarPickerView ca = new CalendarPick
        startActivity(new Intent(this,CalendarActivity.class));
    }
    private void websocket(){
        WebSocketWrapper.webSocketSendContent(WebSocketWrapper.sendSubscribe());
       /* try {
            Buffer buffer = new Buffer();
            buffer.write(new byte[]{8,9,10,11,12,13,14,15,16});
            WebSocketWrapper.getWebSocket().sendPing(buffer);
        } catch (IOException e) {
            e.printStackTrace();
        }*/
    }

    private void startLive(){
        Intent intent=new Intent(LoginActivity.this,PLVideoViewActivity.class);
        String videoPath="rtmp://live.hkstv.hk.lxdns.com/live/hks";
        intent.putExtra("videoPath",videoPath);
        startActivity(intent);
    }

    private boolean isEmailValid(String email) {
        //TODO: Replace this with your own logic
        return email.contains("@");
    }

    private boolean isPasswordValid(String password) {
        //TODO: Replace this with your own logic
        return password.length() > 4;
    }

    /**
     * Shows the progress UI and hides the login form.
     */
    @TargetApi(Build.VERSION_CODES.HONEYCOMB_MR2)
    private void showProgress(final boolean show) {
        // On Honeycomb MR2 we have the ViewPropertyAnimator APIs, which allow
        // for very easy animations. If available, use these APIs to fade-in
        // the progress spinner.
        if (VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
            int shortAnimTime = getResources().getInteger(android.R.integer.config_shortAnimTime);

            mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
            mLoginFormView.animate().setDuration(shortAnimTime).alpha(
                    show ? 0 : 1).setListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
                }
            });

            mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
            mProgressView.animate().setDuration(shortAnimTime).alpha(
                    show ? 1 : 0).setListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
                }
            });
        } else {
            // The ViewPropertyAnimator APIs are not available, so simply show
            // and hide the relevant UI components.
            mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
            mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
        }
    }

    @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
    @Override
    public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
        return new CursorLoader(this,
                // Retrieve data rows for the device user's 'profile' contact.
                Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                        ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

                // Select only email addresses.
                ContactsContract.Contacts.Data.MIMETYPE +
                        " = ?", new String[]{ContactsContract.CommonDataKinds.Email
                .CONTENT_ITEM_TYPE},

                // Show primary email addresses first. Note that there won't be
                // a primary email address if the user hasn't specified one.
                ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
    }

    @Override
    public void onLoadFinished(Loader<Cursor> cursorLoader, Cursor cursor) {
        List<String> emails = new ArrayList<>();
        cursor.moveToFirst();
        while (!cursor.isAfterLast()) {
            emails.add(cursor.getString(ProfileQuery.ADDRESS));
            cursor.moveToNext();
        }

        addEmailsToAutoComplete(emails);
    }

    @Override
    public void onLoaderReset(Loader<Cursor> cursorLoader) {

    }

    private void addEmailsToAutoComplete(List<String> emailAddressCollection) {
        //Create adapter to tell the AutoCompleteTextView what to show in its dropdown list.
        ArrayAdapter<String> adapter =
                new ArrayAdapter<>(LoginActivity.this,
                        android.R.layout.simple_dropdown_item_1line, emailAddressCollection);

        mUserNameView.setAdapter(adapter);
    }

    private interface ProfileQuery {
        String[] PROJECTION = {
                ContactsContract.CommonDataKinds.Email.ADDRESS,
                ContactsContract.CommonDataKinds.Email.IS_PRIMARY,
        };

        int ADDRESS = 0;
        int IS_PRIMARY = 1;
    }

    /**
     * Use an AsyncTask to fetch the user's email addresses on a background thread, and update
     * the email text field with results on the main UI thread.
     */
    class SetupEmailAutoCompleteTask extends AsyncTask<Void, Void, List<String>> {

        @Override
        protected List<String> doInBackground(Void... voids) {
            ArrayList<String> emailAddressCollection = new ArrayList<>();

            // Get all emails from the user's contacts and copy them to a list.
            ContentResolver cr = getContentResolver();
            Cursor emailCur = cr.query(ContactsContract.CommonDataKinds.Email.CONTENT_URI, null,
                    null, null, null);
            while (emailCur.moveToNext()) {
                String email = emailCur.getString(emailCur.getColumnIndex(ContactsContract
                        .CommonDataKinds.Email.DATA));
                emailAddressCollection.add(email);
            }
            emailCur.close();

            return emailAddressCollection;
        }

        @Override
        protected void onPostExecute(List<String> emailAddressCollection) {
            addEmailsToAutoComplete(emailAddressCollection);
        }
    }

    public void getDataBaseConfig(){

        Observable<BaseConfig> configObservable= ConfigService.getDataBaseConfig();

        configObservable.subscribe(new SimpleSubscriber<BaseConfig>() {
            @Override
            public void onNext(BaseConfig dataBaseConfig) {
                Toast.makeText(LoginActivity.this,dataBaseConfig.getAction()+"==a",Toast.LENGTH_LONG).show();
            }
        });
    }



    public void login(){
        String pass=mPasswordView.getText().toString();
        String username=mUserNameView.getText().toString();
        if (pass.length()>=5){
            pass=Md5Utils.getmd5(username,pass);
        }
        AuthService.oauth(username,pass)
                .subscribe(new SimpleSubscriber<Auth>() {
                    @Override
                    public void onNext(Auth auth) {
                        Toast.makeText(LoginActivity.this,auth.accessToken+"==a",Toast.LENGTH_LONG).show();

                       refreshToken(auth.refreshToken);
                    }
                });

    }


    public void introspect(String token){
        AuthService.introspect(token)
                .subscribe(new SimpleSubscriber<Introspect>() {
                    @Override
                    public void onNext(Introspect introspect) {

                    }
                });

    }


    public void refreshToken(String refreshToken){
        AuthService.refreshToken(refreshToken)
                .subscribe(new SimpleSubscriber<Auth>() {
                    @Override
                    public void onNext(Auth auth) {
                        introspect(auth.accessToken);
                    }
                });

    }


    public void register(){
       /* AuthService.refreshToken()
                .subscribe(new SimpleSubscriber<Auth>() {
                    @Override
                    public void onNext(Auth auth) {

                    }
                });*/
    }


}

